ext/ply/test/lex_state5.py

   1 # lex_state2.py
   2 #
   3 # Bad state declaration
   4
   5 import sys
   6 sys.path.insert(0,"..")
   7
   8 import ply.lex as lex
   9
  10 tokens = [
  11     "PLUS",
  12     "MINUS",
  13     "NUMBER",
  14     ]
  15
  16 comment = 1
  17 states = (('comment', 'exclusive'),
  18           ('comment', 'exclusive'))
  19
  20 t_PLUS = r'\+'
  21 t_MINUS = r'-'
  22 t_NUMBER = r'\d+'
  23
  24 # Comments
  25 def t_comment(t):
  26     r'/\*'
  27     t.lexer.begin('comment')
  28     print "Entering comment state"
  29
  30 def t_comment_body_part(t):
  31     r'(.|\n)*\*/'
  32     print "comment body", t
  33     t.lexer.begin('INITIAL')
  34
  35 def t_error(t):
  36     pass
  37
  38 import sys
  39
  40 lex.lex()
  41
  42